noun
or disk , pl discs or disks
[count] a flat, thin, round object
disk :a flat, thin, round object that is used to store large amounts of information (such as computer data)
disc
cd
b old-fashioned :1record 4 - see also disc jockey
medical :one of the flat, rubbery pieces that separate the bones of the backbone - called also intervertebral disc, - see also slipped disc